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Help! Head unit problem?

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Old May 7, 2020 | 03:29 AM
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Dannytech
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Help! Head unit problem?
Sometimes, randomly the music is disappearing for a few seconds, and then returns. When this happens, the cellphone's signal is also disappearing.
Please help, what can be the problem? Amp, head unit, optical cable, anything else?
Thanks!

Video is on the link:
https://www.dropbox.com/s/s3xko4buh6..._5709.MOV?dl=0
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Old Jun 7, 2021 | 06:34 AM
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powerofmask
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2007 C CLASS W204 C200 Kompressor Sport AMG Line
Originally Posted by Dannytech
Sometimes, randomly the music is disappearing for a few seconds, and then returns. When this happens, the cellphone's signal is also disappearing.
Please help, what can be the problem? Amp, head unit, optical cable, anything else?
Thanks!

Video is on the link:
https://www.dropbox.com/s/s3xko4buh6..._5709.MOV?dl=0
The radio is working but screen not working, and when screen not working on the stereo unit Bluetooth function is not working and on the steering wheel some buttons not working or not active and on the cluster gps, bluetooth and media functions not working.
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